P3P

HTTP response header

This field is supposed to set P3P policy in the form of P3P:CP="your_compact_policy"

Header usage statistics

P3P response header information and usage statistics.

Websites using header P3P2,451,488
Percentage of websites that use P3P header2.57%
Total discovered header values8,784
Header uses directivesNo
Header values are unique or randomNo
Most popular in the country US

P3P Directives

P3P directives value information and usage statistics

DirectiveShareWebsites countUnique Values

Connected technologies

Technologies that utilize the header

P3P, category Miscellaneous, total 2,453,248 websites

Distribution by websites popularity

P3P detection in the top websites by popularity

Top 10k sites647 websites
Top 100k sites4,218 websites
Top 1m sites34,705 websites

Websites utilizing P3P

List of websites that use P3P header

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Geographical Distribution

Header usage distribution by websites across the globe.






Common header values

List of top common P3P header values

Header valueValue prevalence
CP="NOI ADM DEV PSAi COM NAV OUR OTRo STP IND DEM"25.01%
CP="CAO PSA OUR"7.87%
CP="IDC DSP COR CURa ADMa OUR IND PHY ONL COM STA"7.59%
policyref="/bitrix/p3p.xml", CP="NON DSP COR CUR ADM DEV PSA PSD OUR UNR BUS UNI COM NAV INT DEM STA"6.72%
CP="NON COR CURa ADMa OUR NOR UNI COM NAV STA"4.61%
CP="NON DSP COR ADMa OUR IND UNI COM NAV INT"3.98%
CP="IDC DSP COR ADM DEVi TAIi PSA PSD IVAi IVDi CONi HIS OUR IND CNT"3.61%
policyref="https://policies.yahoo.com/w3c/p3p.xml", CP="CAO DSP COR CUR ADM DEV TAI PSA PSD IVAi IVDi CONi TELo OTPi OUR DELi SAMi OTRi UNRi PUBi IND PHY ONL UNI PUR FIN COM NAV INT DEM CNT STA POL HEA PRE LOC GOV"3.58%
CP="NOI ADM DEV PSAi COM NAV OUR OTR STP IND DEM"3.25%
CP="ALL CURa ADMa DEVa TAIa OUR BUS IND PHY ONL UNI PUR FIN COM NAV INT DEM CNT STA POL HEA PRE LOC OTC"2.56%
CP=CAO PSA OUR2.24%
policyref="/w3c/p3p.xml", CP="CUR ADM OUR NOR STA NID"1.98%
CP="Tumblr's privacy policy is available here: https://www.tumblr.com/policy/en/privacy"1.87%
CP="ALL DSP NID CURa ADMa DEVa HISa OTPa OUR NOR NAV DEM"1.77%
CP="This is not a P3P policy. SmugMug respects your privacy. Learn more at https://www.smugmug.com/about/privacy"1.48%
CP="NOI NID ADMa OUR IND UNI COM NAV"1.18%
CP="NOI DSP COR NID ADMa OPTa OUR NOR"1.16%
CP="NOI CURa ADMa DEVa TAIa OUR DELa BUS IND PHY ONL UNI COM NAV INT DEM PRE"1.14%
CP='CAO PSA CONi OTR OUR DEM ONL'0.77%
CP="ALL PUR DSP CUR ADMi DEVi CONi OUR COR IND"0.77%